AI modeling photoplethysmography to electrocardiography useful for predicting cardiovascular disease. - Zhengyao Ding; Yujian Hu; Ziyu Li; Yiheng Mao; Haitao Li 010; Dongchen Zhou; Xuesen Chu; Long Yu; Ziyi Liu; Fei Wu 001; Hongkun Zhang; Qingbo Xu; et al. (npj Digit. Medicine, 2026)